Analysis
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max time kernel
92s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
26/01/2024, 03:40
Static task
static1
Behavioral task
behavioral1
Sample
764a5e6add09009488deaff0202c359c.html
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
764a5e6add09009488deaff0202c359c.html
Resource
win10v2004-20231222-en
General
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Target
764a5e6add09009488deaff0202c359c.html
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Size
3KB
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MD5
764a5e6add09009488deaff0202c359c
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SHA1
af44823cc2bf6971412fa308cd87481af35617b1
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SHA256
f8a635e7a67801bef90ce1397acdf117d4acdb469c7c70bad26abce982fea444
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SHA512
beb6534bdce463c19198b80a4bd31086d3087e6b5acfd8fa676a330cc38708dd3c3a1155874d7688aa09028e54f80f61ffa96c49ad3c19913bc5ca355b6c35c9
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000015a2f750fe9ee1479ecf0c8cfb11934c00000000020000000000106600000001000020000000c11f23549b8661b686212259a45426166e6fdb825aeae9949fd3fdbc51fc35a7000000000e8000000002000020000000989bd9cd11981596b3e8b82fce84ac04330800fe48401f8d949ad583703907eb200000006d3ed4f508bd592ab7175ab5897180e6266b85ab6cd707c5ca7514ad5253aa4240000000b0e4d945c8a7c209dc56a9d49cf68993110932c917d5227dbab0332a6fe624ea9b0834d343c001d5d6604e8e85e10332a803ba8abfe4a3aecb913c8818624bf4 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31084553" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1943385520" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084553" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1943385520" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "413005392" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e03bfe730950da01 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000015a2f750fe9ee1479ecf0c8cfb11934c00000000020000000000106600000001000020000000bf25ebafbfe38c91e519e48520def6bbcfe5ba997a017f118c7de23b801a9b82000000000e80000000020000200000005254f2c2a008c9c8b0399500aab9e780c7e8a53ae94d22dfbb4597db194a4b91200000004ecf164c1d4de012c3adaf0c5ea5cbd38ecb06f51e9850bdbd79d84c1aaed67840000000cbdc97d5a73cf4196debdb4c066fe7722231cee9ab7297c4f4a7a47a6de3bf072ff8824798af128f7d91ed8291823cc41963302e9f222eccea62d634f933e2d0 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0f602740950da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31084553" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1941041551" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9F3C7837-BBFC-11EE-A0B6-56EE10B1B424} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1941041551" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31084553" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1372 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1372 iexplore.exe 1372 iexplore.exe 3936 IEXPLORE.EXE 3936 IEXPLORE.EXE 3936 IEXPLORE.EXE 3936 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1372 wrote to memory of 3936 1372 iexplore.exe 85 PID 1372 wrote to memory of 3936 1372 iexplore.exe 85 PID 1372 wrote to memory of 3936 1372 iexplore.exe 85
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\764a5e6add09009488deaff0202c359c.html1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1372 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3936
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD51d7f25dc2d6699e79619c31ff8908f6c
SHA1de3c1be6c3f3e7f6eadbe715ae575794e5bf1221
SHA256845c8a47772a9c534cf13a177c83c40db250a6dbbd0a369401ea884b8d058d6e
SHA5127a6e1765a31821e79b766ea0675ed17d735a40766d5fcd6cc305a8d33b8257d11e492d4ad8626f2909e1c2c2d93e8d04ed133effd0a3ec29324ec3ca36a22a1e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5315a10a9c77678d9cfc8ce5a2ac75030
SHA12cba473d9f8586dcbe7c5ecb9865d72d3afeafd8
SHA256bbd34d99b66bccda5c54029dd00d7b991bc865cf2d917dcf83912afbcd54f660
SHA512b981fdee30894e093a74448f3bc25a0771b58937d645741eba40fe672e10045eb69c00a91004526ffde3f660a23458a29c0f3e58d0473f2cd1e95ac21fbc459c
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee